	let commonVaild = {}
	// 邮箱地址校验
	commonVaild.judgeYxdz = function(value) {
		if (!value) {
			return true
		}
		var reg = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
		if (!reg.test(value)) {
			return false;
		}
		return true
	}
	export default commonVaild